Finding the Fourth Proportional to 2,799,423.38, 3,861,987.45 and 1,711,740.26
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Solution
The fourth proportional to 2,799,423.38, 3,861,987.45 and 1,711,740.26 is: 2,361,457.52
Step by Step Solution
- Step 1: Write the proportion equation
2,799,423.38 : 3,861,987.45 = 1,711,740.26 : x - Step 2: Convert to fraction form
2,799,423.38/3,861,987.45 = 1,711,740.26/x - Step 3: Cross multiply
2,799,423.38x = 3,861,987.45 × 1,711,740.26 - Step 4: Simplify right side
2,799,423.38x = 6,610,719,401,779.74 - Step 5: Solve for x
x = 6,610,719,401,779.74/2,799,423.38 - Step 6: Final answer
x = 2,361,457.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.